Star Trek: The Original Series 25DVD Starring: Leonard Nimoy/William Shatner/DeForest Kelly/Nicher Knicks/James Duhan/More .. Type: Science Fiction/Adventure Country/Region of Production: United States Language: English Synopsis: The Original Series premiered on NBC on September 8, 1966, produced by Gene Roddenberry and starring William Shatner, Leonard Nimoy, and DeForest Kelley. It is a story about the crew of the Enterprise, a starship belonging to the United Federation of Planets, and their adventure to boldly go where no one has gone before. At the beginning, it was not successful, with low ratings and unsatisfactory advertising revenue. However, when the ominous sign of the program's second season being cancelled loomed, loyal fans launched an unprecedented campaign to persuade NBC to continue producing a third season. The last episode premiered on June 3, 1969. The TV series received astonishing popularity in future rebroadcasts on various channels. In order to distinguish this first series from future series, it is referred to as Star Trek: The Original Series in the West, abbreviated as ST: TOS or TOS. That is to say, the earliest ST, in order to distinguish itself from later dramas, foreign fans added The Original Series to its name, hence abbreviated as TOS. It consists of three seasons and created a classic work in history. The movie version 1-6 can be seen as a continuation of TOS, and the original cast of the TV series.